![\"\u0110\u1ed1i](\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/doi_luu_tu_nhien_trong_khong_gian_kin.png\")
<\/p>\n\u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean trong kh\u00f4ng gian k\u00edn: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ed1i l\u01b0u nhi\u1ec7t t\u1ef1 nhi\u00ean trong c\u00e1c h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt nhi\u1ec7t v\u00e0 x\u00e2y d\u1ef1ng.<\/p>\n
<\/p>\n
\u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec7t \u0111\u1ed9ng l\u1ef1c h\u1ecdc, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c h\u1ec7 th\u1ed1ng nhi\u1ec7t k\u00edn. \u0110\u00e2y l\u00e0 qu\u00e1 tr\u00ecnh truy\u1ec1n nhi\u1ec7t di\u1ec5n ra do s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 d\u1eabn \u0111\u1ebfn s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00f4ng kh\u00ed m\u00e0 kh\u00f4ng c\u1ea7n t\u1edbi t\u00e1c \u0111\u1ed9ng t\u1eeb b\u00ean ngo\u00e0i.<\/p>\n
\u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean d\u1ef1a v\u00e0o nguy\u00ean l\u00fd r\u1eb1ng khi ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed \u0111\u01b0\u1ee3c \u0111un n\u00f3ng, m\u1eadt \u0111\u1ed9 c\u1ee7a n\u00f3 s\u1ebd gi\u1ea3m. Khi m\u1eadt \u0111\u1ed9 gi\u1ea3m, ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed s\u1ebd tr\u1edf n\u00ean nh\u1eb9 h\u01a1n v\u00e0 s\u1ebd n\u1ed5i l\u00ean ph\u00eda tr\u00ean. Ng\u01b0\u1ee3c l\u1ea1i, ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed l\u1ea1nh h\u01a1n s\u1ebd n\u1eb7ng h\u01a1n v\u00e0 b\u1ecb k\u00e9o xu\u1ed1ng ph\u00eda d\u01b0\u1edbi. Qu\u00e1 tr\u00ecnh n\u00e0y t\u1ea1o n\u00ean m\u1ed9t chu k\u1ef3 \u0111\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean.<\/p>\n
Ph\u01b0\u01a1ng tr\u00ecnh chuy\u1ec3n \u0111\u1ed9ng th\u01b0\u1eddng s\u1eed d\u1ee5ng trong \u0111\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean l\u00e0 ph\u01b0\u01a1ng tr\u00ecnh Navier-Stokes:<\/p>\n
\\[ \\rho \\left( \\frac{\\partial \\mathbf{v}}{\\partial t} + \\mathbf{v} \\cdot \\nabla \\mathbf{v} \\right) = – \\nabla p + \\mu \\nabla^2 \\mathbf{v} + \\rho \\mathbf{g} \\]\n
Trong \u0111\u00f3:<\/p>\n
\u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong \u0111\u1eddi s\u1ed1ng v\u00e0 c\u00f4ng ngh\u1ec7, t\u1eeb vi\u1ec7c l\u00e0m m\u00e1t c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed \u0111\u1ebfn x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 t\u1ef1 nhi\u00ean trong c\u00e1c t\u00f2a nh\u00e0.<\/p>\n
\u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean l\u00e0 m\u1ed9t c\u01a1 ch\u1ebf truy\u1ec1n nhi\u1ec7t quan tr\u1ecdng v\u00e0 h\u1eefu \u00edch trong nhi\u1ec1u l\u0129nh v\u1ef1c c\u1ee7a \u0111\u1eddi s\u1ed1ng v\u00e0 c\u00f4ng nghi\u1ec7p. Hi\u1ec3u v\u00e0 s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t l\u00e0m m\u00e1t, ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed9c s\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"
\u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean trong kh\u00f4ng gian k\u00edn: Gi\u1ea3i th\u00edch nguy\u00ean l\u00fd v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ed1i l\u01b0u nhi\u1ec7t t\u1ef1 nhi\u00ean trong c\u00e1c h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt nhi\u1ec7t v\u00e0 x\u00e2y d\u1ef1ng.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"\n